Airplane rib section type structural part forming equipment
By designing molding equipment for aircraft rib-type structural components and adopting a multi-component combination and buffer structure, the problem of easy damage to the lower molding die was solved, thus achieving protection of aircraft wing rib sheets and improving processing efficiency.
Patent Information
- Application Number
- CN202520488399.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-19
- Publication Date
- 2026-02-06
- Estimated Expiration
- 2035-03-19
AI Technical Summary
When processing aircraft rib-type structural parts, existing hydraulic forming molds are prone to damage due to excessive pressure in the lower forming mold, lacking effective buffer protection.
An equipment for forming aircraft rib-like structural components was designed. It uses left, right, upper and lower edge forming components, combined with rubber material and buffer hole structure, to form a protective compression forming. The aircraft wing rib sheet is processed using a hydraulic press.
It effectively protects the aircraft wing rib sheet from compression molding damage, while also preventing damage to the lower molding die due to excessive pressure, simplifying subsequent processing and repair work.
Smart Images
Figure CN223875917U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to structural member forming technical field relates to a kind of aircraft rib section class structural member forming equipment. BACKGROUND
[0002] With the development of composite material technology, composite materials are gradually increasing in use on aircraft. The wing rib is one of the important components of the aircraft wing, the transverse force frame of the wing, generally consistent with the shape of the airfoil, used to support the skin of the aircraft wing, maintain the profile shape of the wing, generally adopt forming die to process when aircraft rib section class structural member is processed.
[0003] When the existing oil pressure forming die is used, the forming die needs to be installed on the oil press, and the raw materials between the dies are compressed and formed by the oil press. In such use, the upper forming die will cause great pressure to the lower forming die, and in the absence of buffering for the lower forming die, the lower forming die is easily damaged. UTILITY MODEL CONTENT
[0004] The utility model aims at the above problem, provide a kind of aircraft rib section class structural member forming equipment.
[0005] To achieve the above object, the utility model adopts the following technical scheme:
[0006] A kind of aircraft rib section class structural member forming equipment, including rib section class structure forming die, the rib section class structure forming die includes forming die base and upper edge support structure, the upper edge support structure includes left side forming component, right side forming component, upper edge forming component and lower edge forming component, the top of the forming die base is provided with component fixed groove, the left side forming component, right side forming component, upper edge forming component and lower edge forming component are fixedly installed in the component fixed groove above the forming die base, the left side forming component, right side forming component are fixedly installed at the two sides of forming die base, the upper edge forming component and lower edge forming component are located between left side forming component and right side forming component, the outer edge of the upper edge forming component and lower edge forming component is provided with rib hole.
[0007] In the above aircraft rib section class structural member forming equipment, the shape of the forming die base is the same as that of the aircraft rib section class structural member.
[0008] In the above aircraft rib section class structural member forming equipment, the inside of the forming die base is a hollow structure, and the hollow structure of the forming die base is provided with a transverse reinforcing plate and a longitudinal reinforcing plate, and the transverse reinforcing plate and the longitudinal reinforcing plate form a grid structure inside the forming die base.
[0009] In the aircraft rib segment type structure forming equipment, the longitudinal reinforcing plates are provided with several groups, and the transverse reinforcing plates are arranged perpendicularly to the longitudinal reinforcing plates.
[0010] In the aircraft rib segment type structure forming equipment, the left forming member, the right forming member, the upper edge forming member and the lower edge forming member are made of rubber material.
[0011] In the aircraft rib segment type structure forming equipment, the inner edges of the member fixing grooves are arranged in an inclined structure on the forming die base, and the left forming member and the right forming member are fixedly connected with the member fixing grooves through screws.
[0012] In the aircraft rib segment type structure forming equipment, the upper edge forming member and the lower edge forming member are located in the member fixing grooves at the upper and lower edges of the die base, and the two ends of the upper edge forming member and the lower edge forming member are fixedly pressed by the left forming member and the right forming member.
[0013] In the aircraft rib segment type structure forming equipment, the curvature of the upper edge forming member is greater than that of the lower edge forming member, and the number of rib holes distributed on the upper edge forming member is greater than that of the rib holes distributed on the outer edge of the lower edge forming member.
[0014] In the aircraft rib segment type structure forming equipment, the inside of the forming die base is provided with a supporting mechanism, the supporting mechanism is provided with four groups, the supporting mechanism comprises a hollow fixing rod and a bolt, one end of the hollow fixing rod is fixed in the inside of the forming die base, the bolt is movably installed in the hollow fixing rod, a sliding groove is formed in the hollow fixing rod, a sliding block is movably arranged in the sliding groove, and the sliding block is fixedly connected with the bolt.
[0015] In the aircraft rib segment type structure forming equipment, the bottom of the upper edge forming member and the bottom of the lower edge forming member are provided with several groups of buffer holes.
[0016] In the aircraft rib segment type structure forming equipment,
[0017] Compared with the prior art, the aircraft rib segment type structure forming equipment has the advantages that:
[0018] 1、The left forming member, the right forming member, the upper edge forming member and the lower edge forming member are arranged to protect the aircraft wing rib sheet, so that the aircraft wing rib sheet is prevented from being damaged during compression forming, the pressure borne by the lower forming die during oil pressure is prevented from being too large, the lower forming die is prevented from being damaged, and production operation is facilitated.
[0019] 2. The utility model discloses a wing rib sheet of an airplane is pressed tightly and is formed to the edge, and the rib groove can be formed on the arc surface of upper edge forming component and lower edge forming component of the wing rib sheet of the airplane, so that the subsequent processing does not need to be repaired and adjusted with the aid of a tool.
[0020] Other advantages, objects and features of the utility model will be embodied partly through the following description, and will be understood by the person skilled in the art through the research and practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS
[0021] Figure 1 It is the whole structure schematic diagram of the utility model.
[0022] Figure 2 It is another view structure schematic diagram of the utility model.
[0023] Figure 3 It is the overhead structure schematic diagram of the utility model.
[0024] Figure 4 It is the bottom structure schematic diagram of the utility model.
[0025] Figure 5 It is the forming mould base structure schematic diagram of the utility model.
[0026] Figure 6 It is the upper edge support structure schematic diagram of the utility model.
[0027] Figure 7 It is the structure schematic diagram of the utility model Figure 4 in A place amplification.
[0028] Figure 8 It is the structure schematic diagram of the utility model Figure 6 in B place amplification.
[0029] In the drawing: 1, rib section structure forming mould, 2, forming mould base, 3, left forming component, 4, right forming component, 5, upper edge forming component, 6, lower edge forming component, 7, component fixed slot, 8, rib hole, 9, transverse reinforcing plate, 10, longitudinal reinforcing plate, 11, hollow fixed rod, 12, bolt, 13, sliding slot, 14, sliding block, 15, buffer hole. DETAILED DESCRIPTION
[0030] The utility model will be further described in connection with the drawings.
[0031] As Figures 1-8As shown, the forming equipment for the aircraft rib segment structure includes a rib segment structure forming die 1, which includes a forming die base 2 and an upper edge support structure, the upper edge support structure including a left forming member 3, a right forming member 4, an upper edge forming member 5, and a lower edge forming member 6, the top of the forming die base 2 being provided with a member fixing groove 7, the left forming member 3, the right forming member 4, the upper edge forming member 5, and the lower edge forming member 6 being fixedly installed in the member fixing groove 7 above the forming die base 2, the left forming member 3 and the right forming member 4 being fixedly installed on the two sides of the forming die base 2, the upper edge forming member 5 and the lower edge forming member 6 being located between the left forming member 3 and the right forming member 4, and the outer edges of the upper edge forming member 5 and the lower edge forming member 6 being provided with rib holes 8.
[0032] In the embodiment, the rib segment structure forming die 1 is placed on a hydraulic machine, an aircraft wing rib sheet made of aviation aluminum is placed on the upper surface of the rib segment structure forming die 1, the position of the aircraft wing rib sheet on the rib segment structure forming die 1 is adjusted, a rubber pad is placed above the aircraft wing rib sheet, then a pressing plate is placed on the rubber pad, the hydraulic machine is started to press and form the edges of the aircraft wing rib sheet, and the upper edge support structure can also well protect the aircraft wing rib sheet, thereby preventing damage to the aircraft wing rib sheet during pressing and forming.
[0033] Further, the shape of the forming die base 2 is the same as that of the aircraft rib segment structure.
[0034] In the embodiment, the aircraft wing rib sheet made of aviation aluminum is placed on the upper surface of the rib segment structure forming die 1, and the wing rib of the aircraft can be processed and formed on the rib segment structure forming die 1 under the action of the hydraulic machine.
[0035] Further, the inside of the forming die base 2 is a hollow structure, the inside of the hollow structure of the forming die base 2 is provided with a transverse reinforcing plate 9 and a longitudinal reinforcing plate 10, and the transverse reinforcing plate 9 and the longitudinal reinforcing plate 10 form a grid structure inside the forming die base 2.
[0036] Specifically, the longitudinal reinforcing plate 10 is provided in several groups, and the transverse reinforcing plate 9 and the longitudinal reinforcing plate 10 are arranged perpendicular to each other.
[0037] In the embodiment, the transverse reinforcing plate 9 and the longitudinal reinforcing plate 10 can improve the strength of the forming die base 2, preventing insufficient strength of the forming die base 2 during forming.
[0038] Further, the left forming member 3, the right forming member 4, the upper edge forming member 5, and the lower edge forming member 6 are made of rubber material.
[0039] The rubber material can avoid the edge of the aircraft wing rib sheet being pressed and formed by the hydraulic machine to prevent the aircraft wing rib sheet from being damaged during pressing and forming.
[0040] Further, the inner edge of the component fixing groove 7 is arranged in an inclined structure on the forming die base 2, and the left forming component 3 and the right forming component 4 are fixedly connected with the component fixing groove 7 through screws.
[0041] In the embodiment, the fixing effect of the upper edge support structure can be improved.
[0042] Further, the upper edge forming component 5 and the lower edge forming component 6 are located in the component fixing groove 7 of the upper and lower edges of the forming die base 2, and the two ends of the upper edge forming component 5 and the lower edge forming component 6 are tightly fixed through the left forming component 3 and the right forming component 4.
[0043] In the embodiment, the upper edge forming component 5 and the lower edge forming component 6 can be conveniently disassembled through the tight fixing of the left forming component 3 and the right forming component 4.
[0044] Further, the curvature of the upper edge forming component 5 is greater than that of the lower edge forming component 6, and the number of rib holes 8 distributed on the upper edge forming component 5 is greater than that of the rib holes 8 on the outer edge of the lower edge forming component 6.
[0045] In the embodiment, since the rib grooves can be formed on the curved surfaces of the upper edge forming component 5 and the lower edge forming component 6, tools are not needed for repairing and adjusting in subsequent processing.
[0046] Further, the inside of the forming die base 2 is provided with a support mechanism, the support mechanism is provided with four groups, the support mechanism includes a hollow fixed rod 11 and a plug 12, one end of the hollow fixed rod 11 is fixed in the inside of the forming die base 2, the plug 12 is movably installed in the hollow fixed rod 11, a sliding groove 13 is formed on the hollow fixed rod 11, a sliding block 14 is movably arranged in the sliding groove 13, and the sliding block 14 is fixedly connected with the plug 12.
[0047] In the embodiment, the support mechanism is arranged in the inside of the forming die base 2, and the plug 12 can move in the hollow fixed rod 11, thereby playing a supporting role when the edge of the aircraft wing rib sheet is pressed and formed.
[0048] Further, the bottom of the upper edge forming component 5 and the lower edge forming component 6 is provided with a plurality of groups of buffer holes 15.
[0049] In the embodiment, the buffer holes 15 can prevent the aircraft wing rib sheet from releasing a certain pressure during pressing and forming, thereby protecting the aircraft rib segment structure.
[0050] The working principle of the utility model is:
[0051] The utility model uses, will left side forming component 3, right side forming component 4, upper edge forming component 5 and lower edge forming component 6 are fixed respectively installed on forming mould base 2, places rib section structure forming mould 1 on hydraulic press, places the plane wing rib sheet made of aviation aluminum on the upper surface of rib section structure forming mould 1, adjusts the position of plane wing rib sheet on rib section structure forming mould 1, places rubber pad above plane wing rib sheet, then places pressing plate on rubber pad, starts hydraulic press and carries out compacting forming to the edge of plane wing rib sheet, because the rib groove can be formed on the camber surface of upper edge forming component 5 and lower edge forming component 6 of plane wing rib sheet, so it is not necessary to repair and adjust with the aid of tools in subsequent processing, and the upper edge support structure can also protect plane wing rib sheet well, to prevent plane wing rib sheet from being damaged in compacting forming, and also avoid that the pressure that lower forming mould bears is too large when oil pressure, lead to lower forming mould damage.
[0052] The specific embodiments described herein are merely illustrative of the present utility model. Those skilled in the art of the present utility model can make various modifications or supplements to the described specific embodiments or replace them with similar ways, but will not deviate from the spirit of the present utility model.
[0053] Although the terms 1, rib section structure forming mould; 2, forming mould base; 3, left side forming component; 4, right side forming component; 5, upper edge forming component; 6, lower edge forming component; 7, component fixed slot; 8, rib hole; 9, transverse reinforcing plate; 10, longitudinal reinforcing plate; 11, hollow fixed rod; 12, bolt; 13, sliding slot; 14, sliding block; 15, buffer hole are used more in this paper, but the possibility of using other terms is not excluded. Using these terms is only to describe and explain the essence of the present utility model more conveniently, and it is contrary to the spirit of the present utility model to interpret them as any kind of additional limitation.
Claims
1. An aircraft rib segment type structural component forming apparatus comprising a rib segment type structural forming die (1), characterized in that, The rib segment type structure forming die (1) comprises a forming die base (2) and an upper edge support structure, the upper edge support structure comprises a left forming member (3), a right forming member (4), an upper edge forming member (5) and a lower edge forming member (6), the top of the forming die base (2) is provided with a member fixing groove (7), the left forming member (3), the right forming member (4), the upper edge forming member (5) and the lower edge forming member (6) are fixedly installed in the member fixing groove (7) above the forming die base (2), the left forming member (3) and the right forming member (4) are fixedly installed on the two sides of the forming die base (2), the upper edge forming member (5) and the lower edge forming member (6) are located between the left forming member (3) and the right forming member (4), and the outer edges of the upper edge forming member (5) and the lower edge forming member (6) are provided with rib holes (8).
2. The aircraft rib segment-like structural part forming apparatus according to claim 1, characterized in that, The shape of the forming die base (2) is the same as that of the aircraft rib segment type structure.
3. The aircraft rib segment-like structural part forming apparatus according to claim 2, characterized in that, The inside of the forming die base (2) is a hollow structure, the inside of the hollow structure of the forming die base (2) is provided with transverse reinforcing plates (9) and longitudinal reinforcing plates (10), and the transverse reinforcing plates (9) and the longitudinal reinforcing plates (10) form a grid structure in the inside of the forming die base (2).
4. The aircraft rib segment-like structural part forming apparatus according to claim 3, characterized in that, The longitudinal reinforcing plates (10) are provided in several groups, and the transverse reinforcing plates (9) and the longitudinal reinforcing plates (10) are arranged perpendicular to each other.
5. The aircraft rib segment-like structural part forming apparatus according to claim 4, characterized in that, The left forming member (3), the right forming member (4), the upper edge forming member (5) and the lower edge forming member (6) are made of rubber material.
6. The aircraft rib segment-like structural part forming apparatus according to claim 5, characterized in that The inner edge of the member fixing groove (7) is arranged in an inclined structure on the forming die base (2), and the left forming member (3) and the right forming member (4) are fixedly connected with the member fixing groove (7) through screws.
7. The aircraft rib segment-like structural part forming apparatus according to claim 6, characterized in that The upper edge forming member (5) and the lower edge forming member (6) are located in the member fixing groove (7) of the upper and lower edges of the forming die base (2), and the two ends of the upper edge forming member (5) and the lower edge forming member (6) are tightly fixed through the left forming member (3) and the right forming member (4).
8. The aircraft rib segment-like structural part forming apparatus according to claim 7, characterized in that The curvature of the upper edge forming member (5) is greater than that of the lower edge forming member (6), and the number of rib holes (8) distributed on the upper edge forming member (5) is greater than that of the rib holes (8) on the outer edge of the lower edge forming member (6).
9. The aircraft rib segment-like structural part forming apparatus according to claim 8, characterized in that The inside of the forming die base (2) is provided with a support mechanism, the support mechanism is provided in four groups, the support mechanism comprises a hollow fixed rod (11) and a bolt (12), one end of the hollow fixed rod (11) is fixed in the inside of the forming die base (2), the bolt (12) is movably installed in the hollow fixed rod (11), the hollow fixed rod (11) is provided with a sliding groove (13), a sliding block (14) is movably arranged in the sliding groove (13), and the sliding block (14) is fixedly connected with the bolt (12).
10. The aircraft rib segment-like structural part forming apparatus according to claim 9, characterized in that, The bottom of the upper edge forming member (5) and the bottom of the lower edge forming member (6) are provided with several groups of buffer holes (15).